tscolari/role_me — Issue #1: Create a method that respond if an user has any role
Author: ruanltbg
Created: 2011-10-26 16:34:21+00:00
State: open

Create a method like is_admin? that verify if an user has any role, as:

```ruby
def is_admin?
(self.roles_count and self.roles_count > 0)
end
```